Derek Ritchie

2005

• [ ] Night People (Third Assistant Director) 
• [ ] The Strange Case of Sherlock Holmes & Arthur Conan Doyle (Second Assistant Director) 

2006

• [ ] The Last King of Scotland (Assistant Director) 

2011

• [ ] Frankenstein's Wedding... Live in Leeds (Second Assistant Director) 

2015

• [ ] Doctor Who: The Doctor's Meditation (Producer) 

2013

• [ ] The Five(ish) Doctors Reboot (Script Editor) 

2014

• [ ] Doctor Who: The Ultimate Time Lord with Peter Davison (Self)